Communication makes hunting easier for chimpanzees

Similar to humans, chimpanzees use communication to coordinate their cooperative behavior—such as during hunting. When chimpanzees produce a specific vocalization, known as the "hunting bark," they recruit more group members ...

Why haven't we wiped out rabies yet?

Despite effective vaccines, the rabies virus kills around 59,000 people a year. We asked medical anthropologist Deborah Nadal why the disease is still a threat.

'Baby boot camp' exercises critically endangered orangutan

The 2-month-old critically endangered orangutan, still so tiny that infant-sized diapers hung loosely in front of his belly, clung tightly to a caretaker's fingers as she lifted him gently from her lap.

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